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Decommissioning: a problem or a challenge? [PDF]

open access: yesNuclear Technology and Radiation Protection, 2004
With the ageing of nuclear facilities or the reduced interest in their further operation, a new set of problems, related to the decommissioning of these facilities, has come into forefront.
Mele Irena
doaj   +3 more sources

Evaluation of dissolution characteristics of magnetite in an inorganic acidic solution for the PHWR system decontamination

open access: yesNuclear Engineering and Technology, 2023
A protective oxide layer forms on the material surfaces of a Nuclear Power Plant during operation due to high temperature. These oxides can host radionuclides, the activated corrosion products of fission products, resulting in decommissioning workers ...
Ayantika Banerjee   +4 more
doaj   +1 more source

The key role of sample analysis in Fukushima Dai-Ichi decommissioning, debris management, and accident progression investigation

open access: yesFrontiers in Nuclear Engineering, 2023
This review is an up-to-date report of the analysis of U-bearing samples from the Fukushima Daiichi Nuclear Power Station (1F). It summarizes the experience gained after previous severe nuclear accidents in the field of fuel debris analysis and the ...
Bella Zubekhina   +4 more
doaj   +1 more source

Integrated and Portable Probe Based on Functional Plastic Scintillator for Detection of Radioactive Cesium

open access: yesApplied Sciences, 2021
The highly reliable and direct detection of radioactive cesium has gained potential interest due to in-situ detection and monitoring in environments. In this study, we elucidated an integrated and portable probe based on functional plastic scintillator ...
Sujung Min   +5 more
doaj   +1 more source

Gamma detector response simulation inside the pedestal of Fukushima Daiichi Nuclear Power Station

open access: yesMechanical Engineering Journal, 2020
Prediction of the fuel debris location and distribution inside the primary containment vessel (PCV) of the Fukushima Daiichi Nuclear Power Station is important to decide further decommissioning step and strategy.
Eka Sapta RIYANA   +4 more
doaj   +1 more source

About chemical form and binding energy of 14C in irradiated graphite of uranium-graphite nuclear reactors [PDF]

open access: yesNuclear Energy and Technology, 2018
Issues associated with handling irradiated graphite of uranium-graphite nuclear reactors are examined. It is demonstrated that selection of approaches, methods and means for handling irradiated graphite are determined by the form of occurrence and ...
Evgeny V. Bespala   +3 more
doaj   +3 more sources

Optimization of Plastic Scintillator for Detection of Gamma-Rays: Simulation and Experimental Study

open access: yesChemosensors, 2021
Plastic scintillators are widely used in various radiation measurement applications, and the use of plastic scintillators for nuclear applications including decommissioning, such as gamma-ray detection and measurement, is an important concern.
Sujung Min   +6 more
doaj   +1 more source

LSD1-mediated enhancer silencing attenuates retinoic acid signalling during pancreatic endocrine cell development. [PDF]

open access: yes, 2020
Developmental progression depends on temporally defined changes in gene expression mediated by transient exposure of lineage intermediates to signals in the progenitor niche.
Benner, Christopher W   +14 more
core   +2 more sources

On the degradation progression of a BWR control blade under high-temperature steam-starved conditions

open access: yesMechanical Engineering Journal, 2020
High-temperature control blade degradation tests simulating a beginning phase of a severe accident in BWRs has been comprehensively performed in Japan Atomic Energy Agency (JAEA). In the latest test, a mock-up of BWR bundle material has been investigated
Anton PSHENICHNIKOV   +2 more
doaj   +1 more source

Potential of application of IRT-T research reactor as the solution of the problem of graphite radwaste disposal [PDF]

open access: yesNuclear Energy and Technology, 2018
Aspects of handling irradiated graphite during decommissioning uranium-graphite reactors (UGR) of different types were investigated. It was demonstrated that handling reactor graphite is complicated by the presence in the composition of graphite of long ...
Alexander Pavliuk   +3 more
doaj   +3 more sources

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